Cita APA

Carter, W. E. (1980). Cannabis in Costa Rica: A study of chronic marihuana use. Philadelphia: Institute for the Study of Human Issues.

Citación estilo Chicago

Carter, William E. Cannabis in Costa Rica: A Study of Chronic Marihuana Use. Philadelphia: Institute for the Study of Human Issues, 1980.

Cita MLA

Carter, William E. Cannabis in Costa Rica: A Study of Chronic Marihuana Use. Philadelphia: Institute for the Study of Human Issues, 1980.